Casio FX-9750GII-SC User Guide - Page 227

PlotPhase (Not included on the fx-7400GII) Function: Graphs a phase plot based on numeric sequences that correspond to the x-axis and y-axis. Syntax: PlotPhase , Description: • Only the following commands can be input for each argument to specify the recursion table. an, bn, cn, an+1, bn+1, cn+1, an+2, bn+2, cn+2, 3an, 3bn, 3cn, 3an+1, 3bn+1, 3cn+1, 3an+2, 3bn+2, 3cn+2 • A memory ERROR occurs if you specify a numeric sequence name that does not have values stored in the recursion table. Example: PlotPhase 3bn+1, 3an+1 Graphs a phase plot using 3bn+1 for the x-axis and 3an+1 for the y-axis. I Input/Output Commands (I/O) Getkey Function: This command returns the code that corresponds to the last key pressed. Syntax: Getkey= Description: • This command returns the code that corresponds to the last key pressed. 79 69 59 49 39 29 28 78 68 58 48 38 27 77 67 57 47 37 76 66 56 46 36 26 75 65 55 45 35 25 74 64 54 44 73 63 53 43 33 72 62 52 42 32 71 61 51 41 31 • A value of zero is returned if no key was pressed previous to executing this command. • This command can be used inside of a loop. 8-16